ResearchSpace
→
Browsing by Subject

Browsing by Subject "Support vector machine"

Now showing items 1-11 of 11

Application of support vector regression (SVR) for stream flow prediction on the Amazon basin

Author: Du Toit, Melise ; Wilms, Josefine M ; Smit, GJF ; Brink, W Date: Oct 2016 Long-term forecasting of river runoff is important for climate scientists and hydrologists. By analysing the processes of a river basin characterized by measurable variables, an empirical data-driven model can be constructed. The support ... Read more c b
Combining multiple classifiers for age classification

Author: Van Heerden, C ; Barnard, E Date: Nov 2009 The authors compare several different classifier combination methods on a single task, namely speaker age classification. This task is well suited to combination strategies, since significantly different feature classes are employed. Support ... Read more
The effects of data size on text-independent automatic speaker identification system

Author: Mokgonyane, TB ; Sefara, Tshephisho J ; Manamela, MJ ; Modipa, TI Date: Aug 2019 Speaker recognition is a technique that automatically identifies a speaker from a recording of their speech utterance. Speaker recognition technologies are taking a new direction due to rapid progress in artificial intelligence. Research in ... Read more
An efficient machine learning-based model to effectively classify the type of noises in QR code: A hybrid approach

Author: Rasheed, J ; Wardak, AB ; Abu-Mahfouz, Adnan MI ; Umer, T ; Yesiltepe, M ; Waziry, S Date: Oct 2022 Granting smart device consumers with information, simply and quickly, is what drives quick response (QR) codes and mobile marketing to go hand in hand. It boosts marketing campaigns and objectives and allows one to approach, engage, influence, ... Read more
Factors that affect the accuracy of text-based language identification

Author: Botha, GR ; Barnard, E Date: Nov 2007 The authors investigate the factors that determine the performance of text-based language identification, with a particular focus on the 11 official languages of South Africa, using n-gram statistics as features for classification. For a fixed ... Read more
Long-term tracking of multiple interacting pedestrians using a single camera

Author: Keaikitse, M ; Brink, W ; Govender, Natasha Date: Nov 2014 Detection and tracking are important components of many computer vision applications including automated surveillance. Object detection should overcome challenges such as changes in object appearances, illumination, and shadows. In our system, ... Read more
Power system events classification using genetic algorithm based feature weighting technique for support vector machine

Author: Alimi, OA ; Ouahada, K ; Abu-Mahfouz, Adnan MI ; Rimer, S Date: Jan 2021 Currently, ensuring that power systems operate efficiently in stable and secure conditions has become a key challenge worldwide. Various unwanted events including injections and faults, especially within the generation and transmission domains ... Read more
Quality assessment for online iris images

Author: Makinana, S ; Malumedzha, T ; Nelwamondo, Fulufhelo V Date: Jan 2015 Iris recognition systems have attracted much attention for their uniqueness, stability and reliability. However, performance of this system depends on quality of iris image. Therefore there is a need to select good quality images before ... Read more
A review of research works on supervised learning algorithms for SCADA intrusion detection and classification

Author: Alimi, OA ; Ouahada, K ; Abu-Mahfouz, Adnan MI ; Rimer, S ; Alimi, KOA Date: Aug 2021 Supervisory Control and Data Acquisition (SCADA) systems play a significant role in providing remote access, monitoring and control of critical infrastructures (CIs) which includes electrical power systems, water distribution systems, nuclear ... Read more
Supervised learning based intrusion detection for SCADA systems

Author: Alimi, OA ; Ouahada, K ; Abu-Mahfouz, Adnan MI ; Rimer, S ; Alimi, KOA Date: Apr 2022 Supervisory control and data acquisition (SCADA) systems play pivotal role in the operation of modern critical infrastructures (CIs). Technological advancements, innovations, economic trends, etc. have continued to improve SCADA systems ... Read more
Towards understanding the influence of SVM hyperparameters

Author: Van Heerden, CJ ; Barnard, E Date: Nov 2010 In this article, the authors investigate the relationship between SVM hyperparameters for linear and RBF kernels and classification accuracy. The process of finding SVM hyperparameters usually involves a gridsearch, which is both time-consuming ... Read more

Now showing items 1-11 of 11

Browse

All of ResearchSpace

Quick Links

Legislation and compliance

General Enquiries

Tel: + 27 12 841 2911
Email: callcentre@csir.co.za

Physical Address
Meiring Naudé Road
Brummeria
Pretoria
South Africa

Postal Address
PO Box 395
Pretoria 0001
South Africa

Social Connect

Resources on this site are free to download and reuse according to associated licensing provision. Please read the terms and conditions of usage of each resource.

Browsing by Subject "Support vector machine"

Browsing by Subject "Support vector machine"

Browse

All of ResearchSpace

Quick Links

Legislation and compliance

General Enquiries

Social Connect